Home / 1,463,091.21-2,019,033.70-800,799.78

Finding the Fourth Proportional to 1,463,091.21, 2,019,033.70 and 800,799.78

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Solution

The fourth proportional to 1,463,091.21, 2,019,033.70 and 800,799.78 is: 1,105,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,091.21 : 2,019,033.70 = 800,799.78 : x
  2. Step 2: Convert to fraction form
    1,463,091.21/2,019,033.70 = 800,799.78/x
  3. Step 3: Cross multiply
    1,463,091.21x = 2,019,033.70 × 800,799.78
  4. Step 4: Simplify right side
    1,463,091.21x = 1,616,841,742,921.02
  5. Step 5: Solve for x
    x = 1,616,841,742,921.02/1,463,091.21
  6. Step 6: Final answer
    x = 1,105,086.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.